linux/drivers/gpu/drm/amd/display
Dale Zhao 047db281c0 drm/amd/display: Add signal type check when verify stream backends same
[Why]
For allow eDP hot-plug feature, the stream signal may change to VIRTUAL
when plug-out and back to eDP when plug-in. OS will still setPathMode
with same timing for each plugging, but eDP gets no stream update as we
don't check signal type changing back as keeping it VIRTUAL. It's also
unsafe for future cases that stream signal is switched with same timing.

[How]
Check stream signal type change include previous HDMI signal case.

Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Wayne Lin <wayne.lin@amd.com>
Signed-off-by: Dale Zhao <dale.zhao@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-01-18 17:43:36 -05:00
..
amdgpu_dm drm/amd/display: Disabled seamless boots on DP and renamed power_down_display_on_boot 2022-01-18 17:41:18 -05:00
dc drm/amd/display: Add signal type check when verify stream backends same 2022-01-18 17:43:36 -05:00
dmub drm/amd/display: adjust bit comparison to be more type safe 2022-01-18 17:41:18 -05:00
include drm/amd/display: Enable DSC over eDP 2021-11-22 14:45:01 -05:00
modules drm/amd/display: unhard code link to phy idx mapping in dc link and clean up 2022-01-07 17:21:20 -05:00
Kconfig drm/amdgpu/display: fix dependencies for DRM_AMD_DC_SI 2021-10-05 10:55:41 -04:00
Makefile
TODO